TITUSVILLE, Fla. – An armed bystander shot a man who open-fired on a back to school event at a Titusville park following a fistfight, police said.

The shooting occurred at Isaac Campbell Park on South Street shortly after 5:20 p.m. when the shooter, whom police have not identified, returned to the park after a fistfight and began firing.

A bystander licensed to a carry a firearm then shot the shooter, who was flown to a nearby hospital with life-threatening injuries, police said.